ACKERMANN, Felix. Territorialisation and Incarceration: The Nexus between Solitary Confinement, Religious Praxis and Imperial Rule in Nineteenth-Century Poland and Lithuania. Acta Poloniae Historica. Online. 1 February 2019. Vol. 118, pp. 5-37. [Accessed 19 July 2024]. DOI 10.12775/APH.2018.118.01.